there's been a lot of lessons more recently from iraq and afghanistan. you've been talking to people about that. what have you been hearing? >> what doctors are telling us, it's sad to think, but a basic fact. tens of thousands have been wounded in this war. you have this giant population of, that they are learning from. and what they're basically learning, they will tell you, i think is dynamic innovative, fast-moving medical care. try new things, try and see what you can accomplish with new techniques, new procedures. because they can't stick to just the old way of doing business. these kids are coming back with traumatic injuries that are very, very tough. they got to find a way to deal with them. and you find doctors and nurses out there trying new things, things that may be in your emergency room, not too far from now. >> i'm not quite sure how to say this, but i think on the battlefield you are forced to innovate in ways that in civilian medicine, you're not. it becomes so rote here in hospitals, this is fascinating stuff. let's keep talking about